Is TIRADS a practical and accurate system for use in daily clinical practice?

The rest of the categories (Bethesda class I – inadequate; Bethesda class III – atypical cells or follicular cells of indeterminate significance; Bethesda class IV – follicular neoplasm; and Bethesda class V – suspicious for malignancy) were considered non-diagnostic and were included in the final analysis only if surgical histopathology was available.

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